#include "atomic_0817_initialize_configuration_service.h"

int initConfigService(InitConfigInput *input, InitConfigOutput *output) {
    // 检查输入输出指针有效性
    if (input == nullptr || output == nullptr) {
        if (output != nullptr) {
            output->return_type = ATOMIC_SERVICE_ERROR;
            output->status_message = "无效的输入/输出指针";
            output->log_message = "初始化失败：输入或输出参数为空指针";
        }
        return ATOMIC_SERVICE_ERROR;
    }

    // 初始化输出结构体默认值
    output->return_type = ATOMIC_SERVICE_FAIL;
    output->status_message = "初始化中";
    output->db_host = "";
    output->db_port = 0;
    output->log_level = "";
    output->timeout_ms = 0;
    output->cache_size = 0;
    output->data_path = "";
    output->enable_ssl = false;
    output->cpu_usage = 0;
    output->memory_usage = 0;
    output->service_heartbeat = false;
    output->log_message = "";

    // 检查配置文件路径有效性
    if (input->config_file_path.empty()) {
        output->return_type = ATOMIC_SERVICE_ERROR;
        output->status_message = "配置文件路径为空";
        output->log_message = "初始化失败：配置文件路径未指定";
        return output->return_type;
    }

    // 检查运行模式有效性
    if (input->run_mode != "prod" && input->run_mode != "test" && input->run_mode != "demo") {
        output->return_type = ATOMIC_SERVICE_ERROR;
        output->status_message = "无效的运行模式";
        output->log_message = "初始化失败：运行模式必须为prod/test/demo，当前值：" + input->run_mode;
        return output->return_type;
    }

    // 模拟配置文件解析（实际应用中应读取并解析真实文件）
    std::ifstream configFile(input->config_file_path);
    bool fileExists = configFile.good();
    configFile.close();

    if (!fileExists) {
        output->return_type = ATOMIC_SERVICE_ERROR;
        output->status_message = "配置文件不存在";
        output->log_message = "初始化失败：配置文件路径不存在 - " + input->config_file_path;
        return output->return_type;
    }

    // 填充配置参数（模拟解析结果）
    output->db_host = "192.168.1.100";
    output->db_port = 5432;
    output->timeout_ms = 5000;
    output->cache_size = 1024;
    output->data_path = "/var/lib/service/data";
    
    // 根据运行模式设置特定参数
    if (input->run_mode == "prod") {
        output->log_level = "info";
        output->enable_ssl = true;
    } else if (input->run_mode == "test") {
        output->log_level = "debug";
        output->enable_ssl = false;
    } else { // demo模式
        output->log_level = "warn";
        output->enable_ssl = false;
    }

    // 模拟系统状态数据
    output->cpu_usage = 23;  // 模拟CPU使用率23%
    output->memory_usage = 45;  // 模拟内存使用率45%
    output->service_heartbeat = true;  // 模拟心跳正常

    // 构建包含所有参数的日志消息
    std::ostringstream logStream;
    logStream << "初始化配置服务完成 - " << std::endl;
    logStream << "输入参数：" << std::endl;
    logStream << "  配置文件路径：" << input->config_file_path << std::endl;
    logStream << "  运行模式：" << input->run_mode << std::endl;
    logStream << "  启用日志：" << (input->enable_logging ? "是" : "否") << std::endl;
    logStream << "解析的配置参数：" << std::endl;
    logStream << "  数据库主机：" << output->db_host << std::endl;
    logStream << "  数据库端口：" << output->db_port << std::endl;
    logStream << "  日志级别：" << output->log_level << std::endl;
    logStream << "  超时时间：" << output->timeout_ms << "ms" << std::endl;
    logStream << "  缓存大小：" << output->cache_size << "MB" << std::endl;
    logStream << "  数据存储路径：" << output->data_path << std::endl;
    logStream << "  启用SSL加密：" << (output->enable_ssl ? "是" : "否") << std::endl;
    logStream << "系统状态：" << std::endl;
    logStream << "  CPU使用率：" << output->cpu_usage << "%" << std::endl;
    logStream << "  内存使用率：" << output->memory_usage << "%" << std::endl;
    logStream << "  服务心跳状态：" << (output->service_heartbeat ? "正常" : "异常");
    
    output->log_message = logStream.str();

    // 初始化成功
    output->return_type = ATOMIC_SERVICE_SUCCESS;
    output->status_message = "配置初始化成功";
    return output->return_type;
}